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单词 source
释义

source

/sɔːs /
noun
1A place, person, or thing from which something originates or can be obtained: mackerel is a good source of fish oil...
  • Fish is a key source of omega 3 oils which have health benefits particularly for the heart.
  • These products are obtained from fairly traded sources, where producers are paid a fair price that covers production costs and a basic living wage.
  • Best results will be obtained when two protein sources are used in combination.

Synonyms

origin, place of origin;
birthplace, spring, wellspring, fount;
starting point, history, pedigree, provenance, derivation, root, etymology;
beginning, genesis, start, rise, cause;
author, originator, initiator, creator, inventor, architect, father, mother;
North American provenience
literary fountainhead, begetter
rare radix
1.1A spring or fountain head from which a river or stream issues: the source of the Nile...
  • We could follow the entire sweep of the river, from the lower meanders upwards to the source of the tiny stream high in the glaciated peaks of the cordillera.
  • They have issued a five-point plan for managing rivers from source to estuary in an integrated and sustainable way.
  • The terrace is watered by one of the sources of the River Jordan, a spring from a cool cave.

Synonyms

spring, origin, head, well head, headspring, headwater(s);
South African eye
literary wellspring
1.2A person who provides information: military sources announced a reduction in strategic nuclear weapons...
  • Beaver, who says he was passed the information by reliable military sources, says the equipment simply did not arrive in time.
  • It was also alleged that he had been asked to provide information from police sources by senior activists.
  • I had no reason to doubt the accuracy of the story or the information provided by my sources.
1.3A book or document used to provide evidence in research: a historian will need to use both primary and secondary sources...
  • A new emphasis will be placed on using primary documents as the source for research and discussion.
  • While researching a book, Barker goes straight to primary sources, favouring public records, diaries, letters.
  • These estimates are based on a massive and meticulous use of primary and secondary sources that are well documented in the volume.

Synonyms

reference, authority, informant;
documentation
2 technical A body or process by which energy or a particular component enters a system: major sources and sinks exist for atmospheric oxygen The opposite of sink2.
2.1 Electronics A part of a field-effect transistor from which carriers flow into the inter-electrode channel.In one embodiment, the output of the buffer is at the source of the input transistor.
verb [with object]
1Obtain from a particular source: each type of coffee is sourced from one country...
  • The shop sources some of its most sought after items from remote villages across the South.
  • All purchased forage and bedding should be sourced from suppliers operating to recognised quality control standards.
  • Medication had to be sourced from district health facilities, private nursing homes and pharmacies for newborns.
1.1Find out where (something) can be obtained: she was called upon to source a supply of carpet...
  • They all have complex supply chains, sourcing materials from across the industry and making them vulnerable to the big drug companies.
  • I use my e-mail nearly as much as the phone now and I find the internet a great tool for sourcing information for our shows.
  • It would be a great help if they could source a regular supply.

Phrases

at source

Origin

Late Middle English: from Old French sours(e), past participle of sourdre 'to rise', from Latin surgere.

  • fountain from Middle English:

    A fountain was originally used to mean a natural spring of water rather than an artificial one, and comes from Latin fontana ‘spring’. Fount ‘source’ (the French for ‘spring’, in English from the Late Middle Ages) was formed in English in the late 16th century. The baptismal font (Old English) comes from the same root, although the printing font (late 16th century), made from melted and cast metal, comes from fondre (see found).

Rhymes

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更新时间:2024/9/24 3:18:45